A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 6240-01-442-7746
NSN 6110-00-384-1704
NSN 5999-00-982-3760
NSN 5835-00-389-2816
NSN 6150-01-581-4755
NSN 6240-01-044-5049
NSN 5910-01-196-2080
NSN 5999-00-681-1168
NSN 5855-01-576-4223
NSN 5950-00-197-7705
NSN 5960-00-328-4058
NSN 5960-01-097-0645